Haku
Viitteet 21-30 / 309
Vanadiinikuonan vesiliuotus
(2019)
Työn tarkoituksena oli tutkia vanadiinipitoisen kuonan liukenemista veteen. Liuotuskokeissa tutkittiin pH:n säädön ja raekokoon vaikutusta vanadiinin liukenemiseen. Kokeiden vanadiinin saantoa seuraamalla saadaan hyvä kuva ...
Petrochemical wastewater and its treatment
(2020)
In the petrochemical industry, water is a necessity in the process of petroleum processing. The refining process of petroleum products is long, and the production equipment and process are complex, which will produce a lot ...
Preparation of fuel ethanol from lignocellulose and design of fermenatin tank
(2020)
With the development of economy and the depletion of fossil fuel, it is urgent to seek sustainable development of green and clean energy.
The development of fuel ethanol plays an important role in the development plans ...
The environmental protection measures of petrochemical refinery industries
(2020)
The discovered reserves of oil and gas in the world have increased substantially, and the investment in exploration and development has enlarged. Petrochemical refining and ethylene capacity growth is accelerating. Although ...
Preliminary design of 100,000 tons/year methanol project
(2020)
This paper focuses on the methanol synthesis process. Methanol is a very important organic chemical raw material and fuel, which is applied in many fields.
Firstly, the development of methanol production, methanol ...
Henkisen suorituskyvyn kehittäminen : Henkisen suorituskyvyn ja motivaation kehittäminen esimiestyössä
(2019)
Tämän opinnäytetyön tarkoituksena oli löytää keinoja henkisen suorituskyvyn ja työhyvinvoinnin kehittämiseen esimiestyön avulla. Esimiehen on ymmärrettävä henkiseen suorituskykyyn vaikuttavia tekijöitä, hänellä on oltava ...
Modelling water-alcohol mixture adsorption on zeolites
(2020)
The aim of this thesis was to analyze and predict the adsorption of water-ethanol mixtures on four types of zeolitic materials: CHA, DDR, MFI, and FAU. The adsorption behavior was evaluated based on the extent of ethanol ...
Role and Effects of Silica sand on the quality of glass
(2021)
All finished products available for consumer use is an assemble of different raw materials to yield the final commodity. Glass is an important product that is used in all parts of the world. Some finished glass products ...
Rokanol L3A:n korvaaminen spodumeenin vaahdotuksessa
(2019)
Tämän opinnäytetyön tarkoituksena oli löytää korvaava kokoojakemikaali Rokanol L3A:lle spodumee-nin vaahdotuksessa. Korvaavia vaahdotuskemikaali-vaihtoehtoja olivat MIBC-vaahdote, mäntyöljy ja Cyquest 3223/Cytec. ...
Sustainable approaches in pharmaceutical discovery and development of sulfa drugs: A recommendation of green chromatography
(2020)
As the environmental awareness is rising, the need for sustainable development emerges. This has given birth to Green Chemistry concept. Within this context, researchers are seeking for innovative approaches to reduce the ...